Annual report pursuant to Section 13 and 15(d)

Supplemental Oil and Gas Reserve Information (Unaudited) - Schedule of Estimated Quantities of Oil and Natural Gas Reserves (Details)

v3.10.0.1
Supplemental Oil and Gas Reserve Information (Unaudited) - Schedule of Estimated Quantities of Oil and Natural Gas Reserves (Details)
12 Months Ended
Dec. 31, 2017
Mcf
MBbls
Dec. 31, 2016
Mcf
MBbls
Crude Oil [Member]    
Beginning, total proved reserves 1,622  
Purchases of minerals in place  
Sales of minerals in place  
Extensions and discoveries 4,174  
Revisions of previous estimates (1,620)  
Production (2)  
End of period, total proved reserves 4,174 1,622
Proved developed producing  
Proved developed nonproducing  
End of period, proved developed reserves 4,174  
Total proved undeveloped 4,174  
Natural Gas [Member]    
Beginning, total proved reserves | Mcf 811
Purchases of minerals in place | Mcf 811
Sales of minerals in place | Mcf
Extensions and discoveries | Mcf 8,353
Revisions of previous estimates | Mcf (811)
Production | Mcf
End of period, total proved reserves | Mcf 8,353 811
Proved developed producing | Mcf
Proved developed nonproducing | Mcf 97
End of period, proved developed reserves | Mcf 8,353 811
Total proved undeveloped | Mcf 8,353 714
Crude Oil [Member]    
Beginning, total proved reserves 1,622
Purchases of minerals in place   1,622
Sales of minerals in place  
Extensions and discoveries  
Revisions of previous estimates  
Production  
End of period, total proved reserves   1,622
Proved developed producing  
Proved developed nonproducing   193
End of period, proved developed reserves   1,622
Total proved undeveloped   1,429